搜索资源列表
通信原理PCM
- 通信原理实验中的均匀和非均匀的pcm两种编码方式,附有详细的说明.-communication principle experiment uniform and non-uniform both PCM encoding, with detailed explanations.
AudioCodec
- 本源代码包含了各种声音,如G711,G723,G726,PCM,AAC,MP2等的编码和解码的过程,是学习各种声音编码的好资料。-Source code contains a variety of sounds, such as G711, G723, G726, PCM, AAC, MP2, etc. encoding and decoding process, are studying a variety of voice coding good information.
MATLAB
- 产生长度为1000的标准正太分布的随机信号,画出时域波形及频谱; 采用u=255的非均匀PCM编码,每符号为8bit,画输入-输出关系图; 计算信号量化噪声比(SQNR); 信道误码率为10-3; 解码,并画出u律反变换后的信号时域波形及频谱。 扩展要求: 采用均匀PCM、量化级数可变、信道误码率可变。 - have a standard len
PCMbianma
- 用MATLAB实现PCM(脉冲调制)的编码,其中调制采用的是mu律算法模型,量化间隔可以自行选择-Using MATLAB realization of PCM (pulse modulation) encoding, in which modulation is used mu law algorithm model to quantify the interval may choose
pcmcode
- 对单个采样点进行PCM编码的matlab源程序,是A律PCM。-code for A PCM
MATLAB
- matlab中的PCM编码形式和解码方式仿真程序 简单易懂的编码方式-matlab PCMcoding
PCM_QAM
- matlab的GUI界面下实现pcm编码和qam调制-to achieve pcm encoding and qam modulation by matlab GUI
PCMcoding
- 是通信原理的PCM编码过程,采用均匀量化-The communication principles of PCM encoding process, using uniform quantization
pcmbianandjie
- 关于PCM编码抽样,量化,编码,解码的M文件程序,本人已经汉化。如果大家能给改进,请多多帮忙。-PCM coding on the sampling, quantization, encoding, decoding M-file program, I have finished.
mypcm
- 在MATLAB环境下实现量化后的PCM编码-In the MATLAB environment to achieve quantized PCM coding
shiyan2
- 有关PCM编码的,并有误码率分析,无密码-The PCM coding, no password
pcm
- 该段程序完成了由输入信号抽样值到pcm的编码过程.-The section of program completed by the input signal value to the pcm coding process.
pcm
- 通过MATLAB工具箱对pcm的13折线法量化编码译码过程仿真-MATLAB toolbox pcm by 13 line coding and decoding process simulation method to quantify
matlab
- 这组代码模拟了整个信号的编码,调制,解调,译码在无线通信,其中包括A-law扩展,PCM和的2PSK调制解调的技术过程。-This collection of codes simulates the whole signal encoding, modulation, demodulation, decoding process in wireless communication, which involves the techniques of A law companding, PCM, a
Pulse-Code-Modulation
- 脉冲编码调制(PCM,Pulse Code Modulation)是一种将模拟语音信号转换成数字信号的编码方式,从数学上来看,量化过程就是把一个连续幅度值的无限数集合映射成一个离散幅度值的有限数集合,编码就是用一组二进制数来表示这些映射后的有限数。 国际标准化的PCM采用折叠二进制码,符合长途电话质量。根据量化方法的不同,PCM 可分为均匀量化PCM 和对数PCM 两大类,对数PCM中,A律和μ律编码都已被定为国际标准。 本程序实现了A律、μ律以及均匀量化三种PCM,
u_pcm
- 均匀PCM编码程序,输入模拟信号,输出均匀量化的数字信号-Uniform PCM coding process, the input analog signal, digital signal output uniform quantizer
RS_burst-error-analyse
- 基于MATALAB的RS码的误码率分析程序,说明经过RS编码后误码率明显降低-Based on the RS codes MATALAB BER analysis program, shows that, after RS coding error rate was significantly lower after
1
- 实现了PCM编码和译码的功能,适合各个Matlab版本运行。-Achieve a PCM encoding and decoding functions for each version of Matlab to run.
QPSK
- 实现了PCM编码->基带码型转换(NRZ to HDB3)->QPSK调制->高斯信道->QPSK解调->基带码型反转换(HDB3 to NRZ)->PCM解码。同时给出了误码率曲线。-Achieve a PCM coding-> Baseband code converter (NRZ to HDB3)-> QPSK Modulation-> Gaussian channel-> QPSK demodulator-> anti-
PCM
- 1、用Matlab绘制带通信号图形 2、用Matlab对模拟信源进行均匀量化 3、用Matlab编制一个函数实现均匀PCM量化编码,并计算量化噪声比(SQNR) 4、用Matlab对不同的量化级数计算出相应的量化噪声比-1, drawn using Matlab graphics bandpass 2, the simulation using Matlab source for uniform quantization 3, prepared using Matlab